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Arsenbrackebuschite & Segnitite

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HCH92202

Arsenbrackebuschite & Segnitite

Description Tabs

Description
Locality: 
Clara Mine, Oberwolfach, Freiburg Region, Baden-Württemberg, Germany
Size Range: 
Thumbnail (1-3cm)
Size: 
2.5 × 2 × 2 cm
Largest Crystal: 
0.05cm
Description

Very nice tabulare crystals of segnitite up to 0.5 mm large are sitting with some lightbrown crystals of arsenbrackebuschite and others on matrix.

Mineral Data
What's on the rock

Arsenbrackebuschite

Formula: 
Pb2Fe3+(AsO4)2(OH)
Strunz: 
8.BG.05
Crystal System: 
Monoclinic
Hardness: 
4.5
Type Locality: 
Tsumeb Mine (Tsumcorp Mine), Tsumeb, Otjikoto Region (Oshikoto), Namibia

Segnitite

Formula: 
PbFe3+3(AsO4)2(OH,H2O)6
Strunz: 
8.BL.10
Crystal System: 
Trigonal
Hardness: 
4.0
Type Locality: 
Kintore opencut, Broken Hill, Yancowinna Co., New South Wales, Australia

Seller Information

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